/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package jhh09wxu.globalgadgets.web;

import java.io.IOException;
import java.io.PrintWriter;
import java.rmi.ServerException;
import java.util.Date;
import java.util.List;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import jhh09wxu.globalgadgets.ejb.session.LoginSession;

/**
 *
 * @author cuongnda
 */
public class Login extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        boolean login_credentials = false;
        String nickname = "";
        String password = null;
        nickname = request.getParameter("nickname");
        password = request.getParameter("password");

        try {
            InitialContext context = new InitialContext();
            LoginSession loginsession = (LoginSession) context.lookup("globalgadgets_jhh09wxu/LoginSessionBean/remote");

            List<String> dbpassword = null;
            dbpassword = loginsession.findPassword(nickname);

            if (dbpassword != null || !(dbpassword.isEmpty())) {
                if (dbpassword.get(1).equals(password)) {
                    login_credentials = true;
                }

            }
            else{
                login_credentials=false;
            }



        } catch (NamingException ex) {
            throw new ServerException(ex.getMessage());
        }
        if (login_credentials) {
            RequestDispatcher view = request.getRequestDispatcher("jsps/sucesslogin.jsp");
            view.forward(request, response);
        }

    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
